US90A Overview
The US90A/91A is a one-chip solution for driving two-coil brushless DC cooling fans. Based on the advanced Melexis CMOS process, the IC contains a Hall-effect sensor, dynamic offset correction and low side output drivers. Frequency Generator or Rotation Detection is available.
US90A Key Features
- 1 2 General Description
- 1 3 Glossary of Terms
